Numbers up to 100,000 and number patterns. Read, write, compare, and round numbers while exploring patterns up to 100,000.

Let’s learn big numbers!

Read and write numbers up to 100,000, shown with the example 45,238
Place value: each digit has a value depending on its place, shown with 63,482 and base-ten blocks
Compare numbers: 72,540 is greater than 72,405 because 540 is greater than 405
Number patterns: add 5,000 each time in the sequence 5,000, 10,000, 15,000, 20,000
Look at each digit carefully to understand its value and pattern.

Quick Check!

Question 1 of 10

★Which number comes next?

12,000, 22,000, 32,000, 42,000, ?